Pre-algebra Questions from Dec 06,2024

Browse the Pre-algebra Q&A Archive for Dec 06,2024, featuring a collection of homework questions and answers from this day. Find detailed solutions to enhance your understanding.

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Benjamin writes an expression for the sum of 1 cubed, 2 cubed, and 3 cubed. What is the value of the expression? a) \( \sqrt{\sqrt{0,36}-(3 / 10)^{2}-0,02-3 / 50}= \) ediante la fórmula encuentro el nove no término de la siguiente sucesión ntmética \( 10,16,22,28,34 \ldots \) A certain forest covers an area of \( 2600 \mathrm{~km}^{2} \). Suppose that each year this area decreases by \( 5.5 \% \), What will the area be after 11 years? Use the calculator provided and round your answer to the nearest square kilometer. Evaluate \( \sqrt{x+7} \) when \( x=9 \) ? Write the answer in simplified radical form. The movement of the progress bor moy be uneven becouse questions can be worth more or less (including zero) depending on your answer. Which pair of numbers are not opposites? \( 14 \mid \) and -4 47 and \( |-47| \) 74 and -74 47 and -47 A tree contains some number of leaves (degree 1 vertices) and four non-leaf vertices. The degrees of the non-leaf vertices are 10, 5,3 , and 2 . How many leaves does the tree have? Smallest number of leaves possible: \( \square \) Largest number of leaves possible: \( \square \) Question 15 A kiddie pool has a diameter of \( 4^{\prime} \) and height of 2'. About how many gallons are in the pool? For simplicity, assume pi is 3 and a gallon is 0.1 cubic feet. (A) 320 gal (B) 240 gal (C) 180 gal 10. Nola's car gets approximately 42 miles per gallon. She is planning to drive \( x \) miles to visit her friends. a. What expression represents the number of gallons of gas she should expect to buy? b. At an average price of \( \$ 2.38 \) per gallon, write an expression for the amount that Nola will spend for gas. Which of the following shows the number 0.3800 correctly written in scientific notation?
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